Hey everyone, Here are our meeting logs: http://meetbot.debian.net/tor-meeting/2021/tor-meeting.2021-07-15-16.00.html and our meeting pad: Anti-censorship work meeting pad -------------------------------- Next meeting: Thursday July 15th 16:00 UTC Weekly meetings, every Thursday at 16:00 UTC, in #tor-meeting at OFTC (channel is logged while meetings are in progress) == Goal of this meeting == Weekly checkin about the status of anti-censorship work at Tor. Coordinate collaboration between people/teams on anti-censorship at Tor. == Announcements == Tor Browser 10.5 released with Snowflake. https://blog.torproject.org/new-release-tor-browser-105 Peep the charts 👀 https://metrics.torproject.org/rs.html#details/5481936581E23D2D178105D44DB69... https://metrics.torproject.org/userstats-bridge-transport.html?start=2021-01... Job opening on the anti-censorship team: https://www.torproject.org/about/jobs/software-developer-anticensorship-2/ == Discussion == Snowflake usage metrics after stable release How's the performance in places that are geographically far from the bridge? Is the spike globally distributed or centered on certain countries? Today's bridge-stats: bridge-stats-end 2021-07-14 17:36:29 (86400 s) bridge-ips us=552,ru=456,by=336,cn=216,ir=168,de=144,gb=120,in=88,fr=80,br=72,it=64,ca=48,dz=48,tr=48,nl=40,at=32,... == Actions == == Interesting links == snowflake-client.exe in TB 10.5 detected as malware https://lists.torproject.org/pipermail/tor-talk/2021-July/045752.html https://www.reddit.com/r/TOR/comments/of1gu3/windows_defender_latest_tor_bro... https://gitlab.torproject.org/tpo/web/support/-/issues/237 == Reading group == We will discuss "" on Questions to ask and goals to have: What aspects of the paper are questionable? Are there immediate actions we can take based on this work? Are there long-term actions we can take based on this work? Is there future work that we want to call out, in hopes that others will pick it up? == Updates == Name: This week: - What you worked on this week. Next week: - What you are planning to work on next week. Help with: - Something you need help with. cecylia (cohosh): last updated 2021-07-15 Last week: - reviewed snowflake!47 - finished moat shim (bridgedb#32276) - bridgestrap reviews - bumped version of snowflake - updated snowflake proxy Docker image - attended some of PETS - deployed changes to snowflake.tp.o (snowflake-webext!18) - looked into snowflake performance tuning as a result of dcf's email - https://lists.torproject.org/pipermail/anti-censorship-team/2021-July/000185... - opened https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... - did some cleaning up of Snowflake repository READMEs (snowflake!49) This week: - followup review for rdsys!11 - more work on snowflake documentation (snowflake#40031) - check and maintain snowflake censorhsip measurements (snowflake#32657) - start work on a Conjure PT for Tor Needs help with: - review snowflake!48 (kcp + smux parameter tuning) - review of snowflake!49 arlolra: 2021-07-08 Last week: - More snowflake!39 Next week: - Maybe get back to snowflake-webext #10 Help with: - dcf: 2021-07-15 Last week: Next week: - AMP cache rendezvous for snowflake https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... - look at KCP/smux buffer size increase https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... Help with: agix:2021-07-15 Last week: -Off due to final exams Next week: -Work on bridgebox for rdsys -More research on httpt #4 Help with: - hanneloresx: 2021-3-4 Last week: - Submitted MR for bridgestrap issue #14 Next week: - Finish bridgestrap #14 - Find new issue to work on Help with: - maxb: 2021-07-15 Last week: - Opened https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... re: utls for broker negotiation - Worked on github.com/max-b/nat-testing for https://gitlab.torproject.org/tpo/anti-censorship/pluggable-transports/snowf... - Added a snowflake-proxy-no-nat and a snowflake-client-no-nat to help with debugging - Successfully making connections from snowflake-client and snoflake-client-no-nat through the snowflake-proxy-no-nat, but not having any success with the snowflake-proxy (with nat). - Added a local dockerized STUN server Next week: - Use wireshark to figure out the difference between successful snowflake-proxy-no-nat and unsuccessful snowflake-proxy-nat - Work on implementing different NAT types, particularly in a way that's conducive to automatic testing - Add testing wrapper w/ "pass/fail" conditions meskio: 2021-07-15 Last week: - fix bridgestrap CollecTor bug so it properly reports if bridges are functional (bridgestrap!8) - short bridgestrap CollecTor metrics by the hashed fingerprint to don't reveal information (bridgestrap!9) - deploy bridgestrap with CollecTor metrics - report number of connected clients from snowflake webext to the broker (snowlfake-webext!19) - gettor rdsys integration (rdsys!11 rdsys#32) - document our server setup in TPA wiki Next week: - submit the "final" gettor rdsys integration (rdsys!11 rdsys#32) Help with: -